Hello.Let's say if you are going to download a app for your device and you have to ALWAYS ask the uploader if it's compatible with your device, well you don't need to do that,The thing you'll need to do have a google account (gmail) which is synced with your phone, once it's synced you will have to go to the google play market, check the app you need (free or paid doesn't matter) in the left corner (once your on the app in google play) you will see 1 thing, either it will tell you: